Thrane&Thrane TT-6222A VHF DSC, User Manual

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Chapter 2: Operation
DSC calls 25
22222
Operation
Distress call with errors
If a distress call contains errors, it is still
received.
Press soft key OK and press VIEW for more
information. Errors are marked with
underscores (_).
Distress call log
As long as you are part of a distress session, i.e. you have not pressed QUIT ,
you receive distress messages and can track all distress messages for the
current distress event.
1. Press the soft key HIST . If it is not in the display, press the soft key MORE
until HIST appears.
2. Press the soft key or to browse the received Distress messages.
3. Press the soft key EXIT to leave the event HISTORY.
DSC calls for communication
With a DSC call you can establish a radio communication with one or several
specific radios on a suggested VHF channel.
DISTRESS RX
D
V
4360.0
4068.0
RECEIVED: 0:00:05
CALL RECEIVED (ERR)
DISTRESS ALERT
FROM: 123456789
CAT DISTRESS
OK
RECEIVED: 0:00:05
D.MMSI: 123456789 (ERR)
T
Radio B Radio A
1. DSC call message from Radio A to Radio B
2. DSC acknowledge from Radio B to Radio A
3. Radio A + B go on the agreed VHF channel
4. Press PTT and start talking